nsDOMCommandEvent.cpp

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- *//* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla.org code. * * The Initial Developer of the Original Code is Mozilla.org. * Portions created by the Initial Developer are Copyright (C) 2006 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Olli Pettay <Olli.Pettay@helsinki.fi> (Original Author) * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */#include "nsDOMCommandEvent.h"#include "nsContentUtils.h"
nsDOMCommandEvent::nsDOMCommandEvent(nsPresContext* aPresContext,
nsCommandEvent* aEvent)
: nsDOMEvent(aPresContext, aEvent ? aEvent :
new nsCommandEvent(PR_FALSE, nsnull, nsnull, nsnull))
{
mEvent->time = PR_Now();
if (aEvent) {
mEventIsInternal = PR_FALSE;
} else {
mEventIsInternal = PR_TRUE;
}
}
nsDOMCommandEvent::~nsDOMCommandEvent()
{
if (mEventIsInternal && mEvent->eventStructType == NS_COMMAND_EVENT) {
deletestatic_cast<nsCommandEvent*>(mEvent);
mEvent = nsnull;
}
}
NS_INTERFACE_MAP_BEGIN(nsDOMCommandEvent)
NS_INTERFACE_MAP_ENTRY(nsIDOMCommandEvent)
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CommandEvent)
NS_INTERFACE_MAP_END_INHERITING(nsDOMEvent)
NS_IMPL_ADDREF_INHERITED(nsDOMCommandEvent, nsDOMEvent)
NS_IMPL_RELEASE_INHERITED(nsDOMCommandEvent, nsDOMEvent)
NS_IMETHODIMP
nsDOMCommandEvent::GetCommand(nsAString& aCommand)
{
nsIAtom* command = static_cast<nsCommandEvent*>(mEvent)->command;
if (command) {
command->ToString(aCommand);
} else {
aCommand.Truncate();
}
return NS_OK;
}
NS_IMETHODIMP
nsDOMCommandEvent::InitCommandEvent(constnsAString& aTypeArg,
PRBool aCanBubbleArg,
PRBool aCancelableArg,
constnsAString& aCommand)
{
nsresult rv = nsDOMEvent::InitEvent(aTypeArg, aCanBubbleArg, aCancelableArg);
NS_ENSURE_SUCCESS(rv, rv);
static_cast<nsCommandEvent*>(mEvent)->command = do_GetAtom(aCommand);
return NS_OK;
}
nsresult NS_NewDOMCommandEvent(nsIDOMEvent** aInstancePtrResult,
nsPresContext* aPresContext,
nsCommandEvent* aEvent)
{
nsDOMCommandEvent* it = new nsDOMCommandEvent(aPresContext, aEvent);
if (nsnull == it) {
return NS_ERROR_OUT_OF_MEMORY;
}
return CallQueryInterface(it, aInstancePtrResult);
}